US6746937B2 - PD-SOI substrate with suppressed floating body effect and method for its fabrication - Google Patents
PD-SOI substrate with suppressed floating body effect and method for its fabrication Download PDFInfo
- Publication number
- US6746937B2 US6746937B2 US10/443,023 US44302303A US6746937B2 US 6746937 B2 US6746937 B2 US 6746937B2 US 44302303 A US44302303 A US 44302303A US 6746937 B2 US6746937 B2 US 6746937B2
- Authority
- US
- United States
- Prior art keywords
- silicon
- layer
- epitaxial
- substrate
- germanium
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000000758 substrate Substances 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 38
- 230000000694 effects Effects 0.000 title abstract description 10
- 238000004519 manufacturing process Methods 0.000 title abstract description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 107
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 107
- 239000010703 silicon Substances 0.000 claims abstract description 107
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 24
- 229910052732 germanium Inorganic materials 0.000 claims description 21
- 239000004065 semiconductor Substances 0.000 claims description 6
- 238000005530 etching Methods 0.000 claims description 4
- 230000001590 oxidative effect Effects 0.000 claims 1
- 239000012212 insulator Substances 0.000 abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 32
- 238000012545 processing Methods 0.000 description 19
- 230000006798 recombination Effects 0.000 description 9
- 238000005215 recombination Methods 0.000 description 9
- 229910052814 silicon oxide Inorganic materials 0.000 description 9
- 229910021419 crystalline silicon Inorganic materials 0.000 description 8
- 239000000377 silicon dioxide Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 235000012239 silicon dioxide Nutrition 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 238000000151 deposition Methods 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- -1 silicon-on-saphire Chemical compound 0.000 description 4
- 239000002800 charge carrier Substances 0.000 description 3
- 239000002019 doping agent Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005247 gettering Methods 0.000 description 3
- 238000005468 ion implantation Methods 0.000 description 3
- 238000000927 vapour-phase epitaxy Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000004943 liquid phase epitaxy Methods 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910000077 silane Inorganic materials 0.000 description 2
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- PZPGRFITIJYNEJ-UHFFFAOYSA-N disilane Chemical compound [SiH3][SiH3] PZPGRFITIJYNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000000407 epitaxy Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 229910000078 germane Inorganic materials 0.000 description 1
- QUZPNFFHZPRKJD-UHFFFAOYSA-N germane Chemical compound [GeH4] QUZPNFFHZPRKJD-UHFFFAOYSA-N 0.000 description 1
- 229910052986 germanium hydride Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical class [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004857 zone melting Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1203—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body the substrate comprising an insulating body on a semiconductor body, e.g. SOI
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/78684—Thin film transistors, i.e. transistors with a channel being at least partly a thin film having a semiconductor body comprising semiconductor materials of Group IV not being silicon, or alloys including an element of the group IV, e.g. Ge, SiN alloys, SiC alloys
- H01L29/78687—Thin film transistors, i.e. transistors with a channel being at least partly a thin film having a semiconductor body comprising semiconductor materials of Group IV not being silicon, or alloys including an element of the group IV, e.g. Ge, SiN alloys, SiC alloys with a multilayer structure or superlattice structure
Abstract
Description
Claims (12)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/443,023 US6746937B2 (en) | 2000-06-05 | 2003-05-22 | PD-SOI substrate with suppressed floating body effect and method for its fabrication |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/587,190 US6437375B1 (en) | 2000-06-05 | 2000-06-05 | PD-SOI substrate with suppressed floating body effect and method for its fabrication |
US09/930,451 US20010052621A1 (en) | 2000-06-05 | 2001-08-16 | PD-SOI substrate with suppressed floating body effect and method for its fabrication |
US10/443,023 US6746937B2 (en) | 2000-06-05 | 2003-05-22 | PD-SOI substrate with suppressed floating body effect and method for its fabrication |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US09/930,451 Continuation US20010052621A1 (en) | 2000-06-05 | 2001-08-16 | PD-SOI substrate with suppressed floating body effect and method for its fabrication |
Publications (2)
Publication Number | Publication Date |
---|---|
US20030203593A1 US20030203593A1 (en) | 2003-10-30 |
US6746937B2 true US6746937B2 (en) | 2004-06-08 |
Family
ID=24348755
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US09/587,190 Expired - Lifetime US6437375B1 (en) | 2000-06-05 | 2000-06-05 | PD-SOI substrate with suppressed floating body effect and method for its fabrication |
US09/930,451 Abandoned US20010052621A1 (en) | 2000-06-05 | 2001-08-16 | PD-SOI substrate with suppressed floating body effect and method for its fabrication |
US10/443,023 Expired - Lifetime US6746937B2 (en) | 2000-06-05 | 2003-05-22 | PD-SOI substrate with suppressed floating body effect and method for its fabrication |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US09/587,190 Expired - Lifetime US6437375B1 (en) | 2000-06-05 | 2000-06-05 | PD-SOI substrate with suppressed floating body effect and method for its fabrication |
US09/930,451 Abandoned US20010052621A1 (en) | 2000-06-05 | 2001-08-16 | PD-SOI substrate with suppressed floating body effect and method for its fabrication |
Country Status (1)
Country | Link |
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US (3) | US6437375B1 (en) |
Cited By (11)
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---|---|---|---|---|
US20030160300A1 (en) * | 2002-02-22 | 2003-08-28 | Masahiro Takenaka | Semiconductor substrate, method of manufacturing the same and semiconductor device |
US20040014304A1 (en) * | 2002-07-18 | 2004-01-22 | Micron Technology, Inc. | Stable PD-SOI devices and methods |
US20040018701A1 (en) * | 2002-06-07 | 2004-01-29 | Sharp Kabushiki Kaisha | Manufacturing method for semiconductor substrate and manufacturing method for semiconductor device |
US20050029683A1 (en) * | 2003-07-21 | 2005-02-10 | Micron Technology, Inc. | Gettering using voids formed by surface transformation |
US20060030121A1 (en) * | 2004-08-09 | 2006-02-09 | Micron Technology, Inc. | Epitaxial semiconductor layer and method |
US20060258063A1 (en) * | 2003-05-21 | 2006-11-16 | Micron Technology, Inc. | Gettering of silicon on insulator using relaxed silicon germanium epitaxial proximity layers |
US20070066023A1 (en) * | 2005-09-20 | 2007-03-22 | Randhir Thakur | Method to form a device on a soi substrate |
US20080078988A1 (en) * | 2003-08-05 | 2008-04-03 | Micron Technology, Inc. | Strained Si/SiGe/SOI islands and processes of making same |
US20090256204A1 (en) * | 2008-04-09 | 2009-10-15 | Jin Cai | Soi transistor with merged lateral bipolar transistor |
US20090292131A1 (en) * | 2008-05-07 | 2009-11-26 | Ladislav Cvak | Processes for preparation of taxanes and intermediates thereof |
US8227309B2 (en) | 2006-02-16 | 2012-07-24 | Micron Technology, Inc. | Localized compressive strained semiconductor |
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US6410371B1 (en) * | 2001-02-26 | 2002-06-25 | Advanced Micro Devices, Inc. | Method of fabrication of semiconductor-on-insulator (SOI) wafer having a Si/SiGe/Si active layer |
US7301180B2 (en) * | 2001-06-18 | 2007-11-27 | Massachusetts Institute Of Technology | Structure and method for a high-speed semiconductor device having a Ge channel layer |
EP1399974A1 (en) * | 2001-06-21 | 2004-03-24 | Massachusetts Institute Of Technology | Mosfets with strained semiconductor layers |
JP2004538634A (en) * | 2001-08-06 | 2004-12-24 | マサチューセッツ インスティテュート オブ テクノロジー | Semiconductor substrate having strained layer and method for forming the same |
US6974735B2 (en) | 2001-08-09 | 2005-12-13 | Amberwave Systems Corporation | Dual layer Semiconductor Devices |
US7138649B2 (en) * | 2001-08-09 | 2006-11-21 | Amberwave Systems Corporation | Dual-channel CMOS transistors with differentially strained channels |
US7452757B2 (en) * | 2002-05-07 | 2008-11-18 | Asm America, Inc. | Silicon-on-insulator structures and methods |
JP2006501626A (en) * | 2002-05-29 | 2006-01-12 | ザ・ボード・オブ・トラスティーズ・オブ・ザ・レランド・スタンフォード・ジュニア・ユニバーシティ | Solid oxide electrolyte with enhanced ionic conductivity by dislocations |
WO2003105204A2 (en) * | 2002-06-07 | 2003-12-18 | Amberwave Systems Corporation | Semiconductor devices having strained dual channel layers |
US7042052B2 (en) * | 2003-02-10 | 2006-05-09 | Micron Technology, Inc. | Transistor constructions and electronic devices |
US6921913B2 (en) * | 2003-03-04 | 2005-07-26 | Taiwan Semiconductor Manufacturing Co., Ltd. | Strained-channel transistor structure with lattice-mismatched zone |
US20040206951A1 (en) * | 2003-04-18 | 2004-10-21 | Mirabedini Mohammad R. | Ion implantation in channel region of CMOS device for enhanced carrier mobility |
US6982229B2 (en) * | 2003-04-18 | 2006-01-03 | Lsi Logic Corporation | Ion recoil implantation and enhanced carrier mobility in CMOS device |
US7501329B2 (en) | 2003-05-21 | 2009-03-10 | Micron Technology, Inc. | Wafer gettering using relaxed silicon germanium epitaxial proximity layers |
KR100578130B1 (en) * | 2003-10-14 | 2006-05-10 | 삼성전자주식회사 | Multi silicon fins for finfet and method for fabricating the same |
KR100624415B1 (en) * | 2003-12-17 | 2006-09-18 | 삼성전자주식회사 | Optical device and method for manufacturing the same |
US6982208B2 (en) * | 2004-05-03 | 2006-01-03 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method for producing high throughput strained-Si channel MOSFETS |
US7132715B2 (en) * | 2004-05-21 | 2006-11-07 | Fairchild Semiconductor Corporation | Semiconductor device having a spacer layer doped with slower diffusing atoms than substrate |
US7132355B2 (en) * | 2004-09-01 | 2006-11-07 | Micron Technology, Inc. | Method of forming a layer comprising epitaxial silicon and a field effect transistor |
US7144779B2 (en) * | 2004-09-01 | 2006-12-05 | Micron Technology, Inc. | Method of forming epitaxial silicon-comprising material |
US7531395B2 (en) * | 2004-09-01 | 2009-05-12 | Micron Technology, Inc. | Methods of forming a layer comprising epitaxial silicon, and methods of forming field effect transistors |
US8673706B2 (en) * | 2004-09-01 | 2014-03-18 | Micron Technology, Inc. | Methods of forming layers comprising epitaxial silicon |
US8900980B2 (en) * | 2006-01-20 | 2014-12-02 | Taiwan Semiconductor Manufacturing Company, Ltd. | Defect-free SiGe source/drain formation by epitaxy-free process |
US7598153B2 (en) * | 2006-03-31 | 2009-10-06 | Silicon Genesis Corporation | Method and structure for fabricating bonded substrate structures using thermal processing to remove oxygen species |
KR100793607B1 (en) * | 2006-06-27 | 2008-01-10 | 매그나칩 반도체 유한회사 | Epitaxial silicon wafer and method for manufacturing the same |
US7936017B2 (en) * | 2008-05-15 | 2011-05-03 | International Business Machines Corporation | Reduced floating body effect without impact on performance-enhancing stress |
US8592294B2 (en) * | 2010-02-22 | 2013-11-26 | Asm International N.V. | High temperature atomic layer deposition of dielectric oxides |
JP5479304B2 (en) * | 2010-11-10 | 2014-04-23 | 信越半導体株式会社 | Method for forming thermal oxide film on silicon single crystal wafer |
US8609554B2 (en) * | 2011-01-19 | 2013-12-17 | Macronix International Co., Ltd. | Semiconductor structure and method for manufacturing the same |
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US4962061A (en) * | 1988-02-12 | 1990-10-09 | Mitsubishi Denki Kabushiki Kaisha | Method for manufacturing a multilayer wiring structure employing metal fillets at step portions |
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US5476813A (en) * | 1993-11-15 | 1995-12-19 | Kabushiki Kaisha Toshiba | Method of manufacturing a bonded semiconductor substrate and a dielectric isolated bipolar transistor |
US5489792A (en) | 1994-04-07 | 1996-02-06 | Regents Of The University Of California | Silicon-on-insulator transistors having improved current characteristics and reduced electrostatic discharge susceptibility |
US5534713A (en) | 1994-05-20 | 1996-07-09 | International Business Machines Corporation | Complementary metal-oxide semiconductor transistor logic using strained SI/SIGE heterostructure layers |
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US6154475A (en) * | 1997-12-04 | 2000-11-28 | The United States Of America As Represented By The Secretary Of The Air Force | Silicon-based strain-symmetrized GE-SI quantum lasers |
-
2000
- 2000-06-05 US US09/587,190 patent/US6437375B1/en not_active Expired - Lifetime
-
2001
- 2001-08-16 US US09/930,451 patent/US20010052621A1/en not_active Abandoned
-
2003
- 2003-05-22 US US10/443,023 patent/US6746937B2/en not_active Expired - Lifetime
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Cited By (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030160300A1 (en) * | 2002-02-22 | 2003-08-28 | Masahiro Takenaka | Semiconductor substrate, method of manufacturing the same and semiconductor device |
US20060006412A1 (en) * | 2002-02-22 | 2006-01-12 | Sharp Kabushiki Kaisha | Semiconductor substrate, method of manufacturing the same and semiconductor device |
US20040018701A1 (en) * | 2002-06-07 | 2004-01-29 | Sharp Kabushiki Kaisha | Manufacturing method for semiconductor substrate and manufacturing method for semiconductor device |
US7084051B2 (en) | 2002-06-07 | 2006-08-01 | Sharp Kabushiki Kaisha | Manufacturing method for semiconductor substrate and manufacturing method for semiconductor device |
US7268022B2 (en) | 2002-07-18 | 2007-09-11 | Micron Technology, Inc. | Stable PD-SOI devices and methods |
US20040014304A1 (en) * | 2002-07-18 | 2004-01-22 | Micron Technology, Inc. | Stable PD-SOI devices and methods |
US6828632B2 (en) | 2002-07-18 | 2004-12-07 | Micron Technology, Inc. | Stable PD-SOI devices and methods |
US20050023613A1 (en) * | 2002-07-18 | 2005-02-03 | Micron Technology, Inc. | Stable PD-SOI devices and methods |
US20050023578A1 (en) * | 2002-07-18 | 2005-02-03 | Micron Technology, Inc. | Stable PD-SOI devices and methods |
US7485504B2 (en) | 2002-07-18 | 2009-02-03 | Micron Technology, Inc. | Stable PD-SOI devices and methods |
US20060246680A1 (en) * | 2002-07-18 | 2006-11-02 | Micron Technology, Inc. | Stable PD-SOI devices and methods |
US7288819B2 (en) | 2002-07-18 | 2007-10-30 | Micron Technology, Inc. | Stable PD-SOI devices and methods |
US7662701B2 (en) | 2003-05-21 | 2010-02-16 | Micron Technology, Inc. | Gettering of silicon on insulator using relaxed silicon germanium epitaxial proximity layers |
US20060258063A1 (en) * | 2003-05-21 | 2006-11-16 | Micron Technology, Inc. | Gettering of silicon on insulator using relaxed silicon germanium epitaxial proximity layers |
US7687329B2 (en) | 2003-05-21 | 2010-03-30 | Micron Technology, Inc. | Gettering of silicon on insulator using relaxed silicon germanium epitaxial proximity layers |
US20050029683A1 (en) * | 2003-07-21 | 2005-02-10 | Micron Technology, Inc. | Gettering using voids formed by surface transformation |
US20080078988A1 (en) * | 2003-08-05 | 2008-04-03 | Micron Technology, Inc. | Strained Si/SiGe/SOI islands and processes of making same |
US7705429B2 (en) | 2004-08-09 | 2010-04-27 | Micron Technology, Inc. | Epitaxial semiconductor layer and method |
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US20030203593A1 (en) | 2003-10-30 |
US6437375B1 (en) | 2002-08-20 |
US20010052621A1 (en) | 2001-12-20 |
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